1, PE material is very soft, very transparent, but thick PE plastic bags, will feel a bit creamy, but does not affect the perspective of the bag products. Pinch sound very soft, feel very soft, used to protect the product packaging, will not scratch the product; Po will be more brittle sound, feel very hard, but the same thickness will feel more thick.
2, PO material pinch up, will be very loud, it sounds crunchy; PE plastic bag material, take up the wind almost no material friction sound.
